| Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162) |
|---|
| 07/17/2007 | US7245890 High frequency variable gain amplification device, control device, high frequency variable gain frequency-conversion device, and communication device |
| 07/17/2007 | US7245881 System and method for antenna diversity using equal power joint maximal ratio combining |
| 07/17/2007 | US7245588 Power normalization in WLAN receivers |
| 07/17/2007 | US7245189 High linearity digital variable gain amplifier |
| 07/17/2007 | US7245170 Attenuator and portable telephone terminal apparatus using the same |
| 07/17/2007 | US7245169 Offset correcting method, offset correcting circuit, and electronic volume |
| 07/12/2007 | WO2007079396A2 Digital pwm amplifier with simulation-based feedback |
| 07/12/2007 | WO2007078991A2 System and method of detecting speech intelligibility and of improving intelligibility of audio announcement systems in noisy and reverberant spaces |
| 07/12/2007 | WO2003094413A3 Digital audio production device |
| 07/12/2007 | US20070160237 Amplifier apparatus and acoustic system |
| 07/12/2007 | US20070160231 Effect adding method and effect adding apparatus |
| 07/12/2007 | US20070160222 Positioning audio output for users surrounding an interactive display surface |
| 07/12/2007 | US20070159258 Radiofrequency (rf) and/or microwave power amplification device and corresponding radiocommunication terminal |
| 07/12/2007 | US20070159257 Method and apparatus for controlling a power amplifier in a mobile communication system |
| 07/12/2007 | US20070159256 Timing controller and timing control method |
| 07/12/2007 | US20070159244 Gain control methods and systems in an amplifier assembly |
| 07/11/2007 | EP1806840A1 Adaptive gain adjustment of voice volume |
| 07/11/2007 | EP1805891A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 07/11/2007 | EP1805890A1 Speed- and user-dependent timbre and dynamic range control method, apparatus and system for automotive audio reproduction systems |
| 07/11/2007 | EP1805752A2 Unnatural reverberation |
| 07/11/2007 | EP1210767B1 Method and apparatus for automatically adjusting speaker and microphone gains within a mobile telephone |
| 07/11/2007 | CN1998157A Controlling power in high-frequency transmitters |
| 07/11/2007 | CN1326331C Method for controlling receive signal levels at network node in TDMA point to multi-point radio communications systems |
| 07/10/2007 | US7242915 Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference |
| 07/10/2007 | US7242914 Method of automatic gain control for multiple receiver front-ends |
| 07/10/2007 | US7242784 Dynamic gain control of audio in a communication device |
| 07/10/2007 | US7242783 Audio limiting circuit |
| 07/10/2007 | US7242779 Methods and apparatus for sub-harmonic generation, stereo expansion and distortion |
| 07/10/2007 | US7242424 Digital TV receiving smart antenna control system and controlling method of the same |
| 07/10/2007 | US7242251 Controllable amplifier circuit with a variable discrete-value gain, use of the amplifier circuit and method for operation of an amplifier whose gain can be adjusted in discrete values |
| 07/10/2007 | US7242246 Amplitude detecting method, AGC circuit gain controlling method, amplitude detecting apparatus and AGC amplifier circuit |
| 07/05/2007 | US20070155351 Receiving apparatus |
| 07/05/2007 | US20070154037 Microphone-tailored equalizing system |
| 07/05/2007 | US20070154021 Digital feedback to improve the sound reproduction of an electro-dynamic loudspeaker |
| 07/05/2007 | US20070153937 Power control circuitary for a mobile terminal application |
| 07/05/2007 | US20070152754 Method of fabricating phase change RAM including a fullerene layer |
| 07/05/2007 | US20070152750 Digital PWM amplifier with simulation-based feedback |
| 07/05/2007 | US20070152749 Transmission Circuit and Related Method |
| 07/05/2007 | US20070152744 Variable gain voltage/current converter circuit having current compensation circuit for compensating for change in dc current flowing into active element for performing voltage/current conversion |
| 07/04/2007 | EP1804414A1 Gain control method and device for a bursty data frame reception system |
| 07/04/2007 | EP1804374A2 Switching amplifier |
| 07/04/2007 | EP1803219A2 Method and apparatus for predictively optimizing efficiency of a radio frequency (rf) power amplifier |
| 07/04/2007 | EP1803218A1 Method and apparatus for providing limiting power adjustment in a wireless communication system |
| 07/04/2007 | EP1266469A4 Use of voice-to-remaining audio (vra) in consumer applications |
| 07/04/2007 | CN1993900A Determining the current value of a transmission power of a radio telecommunication device |
| 07/04/2007 | CN1993886A Low current direct conversion transmitter architecture |
| 07/04/2007 | CN1993885A Transimpedance amplifier |
| 07/04/2007 | CN1993883A Amplifier circuit with automatic gain correction |
| 07/04/2007 | CN1992513A Effect adding method and effect adding apparatus |
| 07/04/2007 | CN1324825C Optical signal receiving circuit and optical signal receiving semciconductor device |
| 07/03/2007 | US7239856 Apparatus and method for compensating gain of an automatic gain controller |
| 07/03/2007 | US7239678 Front end automatic gain control circuit using a control word generator |
| 07/03/2007 | US7239205 High frequency amplifier circuit and mobile communication terminal using the same |
| 06/28/2007 | WO2007073259A1 Mixer circuit and rf transmitter using such mixer circuit |
| 06/28/2007 | WO2007073253A1 Minimizing tx noise in rx for tdd systems |
| 06/28/2007 | WO2006083403A3 Closed loop power control with high dynamic range |
| 06/28/2007 | US20070147639 Hearing aid with digital compression recapture |
| 06/28/2007 | US20070147626 Audible feedback of machine load |
| 06/28/2007 | US20070147625 System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces |
| 06/28/2007 | US20070147554 Receiver and transmitter/receiver |
| 06/28/2007 | US20070147541 Transmitter apparatus and wireless communication apparatus |
| 06/28/2007 | US20070146076 Power amplifier unit, communication terminal and control method of power amplifier unit |
| 06/28/2007 | US20070146075 Analog multistage amplification circuit in the field of sensor |
| 06/28/2007 | US20070146074 Preserving linearity of an isolator-free power amplifier by dynamically adjusting gain |
| 06/28/2007 | US20070146068 Device and method for controlling a voltage control signal |
| 06/27/2007 | EP1801966A2 Determining an inter-slot power level |
| 06/27/2007 | EP1614233A4 System, method, and circuit for dynamic range enhancement in a communication system |
| 06/27/2007 | CN1988375A Gain variable circuit and automatic gain control amplifier using the same |
| 06/27/2007 | CN1988374A Inductance control system and method for control sound volume |
| 06/27/2007 | CN1988373A Device and method for controlling a voltage control signal |
| 06/27/2007 | CN1323564C Method for automatically switching a profile of a mobile phone |
| 06/26/2007 | US7236839 Audio decoder with expanded band information |
| 06/26/2007 | US7236745 Transceiver power detection architecture |
| 06/26/2007 | US7236600 Transmission of power and/or signalling between an audio distribution unit and a plurality of remote audio transducers |
| 06/26/2007 | CA2425986C Selectively activated agc signal measurement unit |
| 06/21/2007 | WO2007070239A1 Enhanced bandwidth envelope elimination and restoration |
| 06/21/2007 | US20070142945 Interactive Sound Reproducing |
| 06/21/2007 | US20070142012 Wireless communication receiver |
| 06/21/2007 | US20070142006 Wide Dynamic Range Power Detection Scheme |
| 06/21/2007 | US20070141982 Signal Distribution System Cascadable AGC Device and Method |
| 06/21/2007 | US20070140511 Process of implementing low frequency of audio signal |
| 06/21/2007 | US20070140502 Signal processing |
| 06/21/2007 | US20070140501 Method for coding and decoding impulse responses of audio signals |
| 06/21/2007 | US20070140362 Radio transmitter with reduced power consumption |
| 06/21/2007 | US20070139119 Variable attenuator |
| 06/21/2007 | US20070139118 Fast-settling digital automatic gain control |
| 06/21/2007 | US20070139107 Enhanced bandwidth envelope elimination and restoration |
| 06/21/2007 | DE19725459B4 Von externer Spannung unabhängiger Sperrvorspannungspegeldetektor Of external voltage independent Sperrvorspannungspegeldetektor |
| 06/21/2007 | DE102005061002A1 Verfahren zur Steuerung einer Hörvorrichtung in Abhängigkeit einer Abschaltzeitdauer und entsprechende Hörvorrichtung Method for controlling a hearing apparatus as a function of a shut-off time and corresponding hearing device |
| 06/20/2007 | EP1798885A1 Demodulating apparatus, receiving apparatus and demodulating method |
| 06/20/2007 | EP1798852A2 Distortion compensation |
| 06/20/2007 | EP1394960B1 Automatic gain control system for a multi-user ofdm digital transmission system using the electric grid |
| 06/20/2007 | CN1985445A Digital video broadcast-terrestrial (DVB-T) receiver interoperable with a gsm transmitter in a non-interfering manner |
| 06/20/2007 | CN1983806A Signal processing apparatus and signal processing method |
| 06/20/2007 | CN1983805A Audio-frequency adjusting system |
| 06/20/2007 | CN1983804A Audio-frequency processor and volume management |
| 06/20/2007 | CN1322682C Selectively activated AGC signal measurement unit |
| 06/19/2007 | US7233833 Method of modifying low frequency components of a digital audio signal |
| 06/19/2007 | US7233673 In-line early reflection enhancement system for enhancing acoustics |
| 06/19/2007 | US7233624 Method and system for all digital gain control |